Home / 3,514.79-5,272.19-1,435.77

Finding the Fourth Proportional to 3,514.79, 5,272.19 and 1,435.77

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Solution

The fourth proportional to 3,514.79, 5,272.19 and 1,435.77 is: 2,153.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.79 : 5,272.19 = 1,435.77 : x
  2. Step 2: Convert to fraction form
    3,514.79/5,272.19 = 1,435.77/x
  3. Step 3: Cross multiply
    3,514.79x = 5,272.19 × 1,435.77
  4. Step 4: Simplify right side
    3,514.79x = 7,569,664.83
  5. Step 5: Solve for x
    x = 7,569,664.83/3,514.79
  6. Step 6: Final answer
    x = 2,153.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.